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| Presario 1800/1800T Series |
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| Models: XL280, XL380, XL381, |
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| and XL390 |
System I/O Addresses | |||
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| I/O Address |
| System Function (Shipping Configuration) |
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| Direct Memory Access Controller | |
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| Programmable Interrupt Controller | |
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| System Timer | |
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| Standard | |
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| Keyboard |
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| System Speaker | |
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| ACPI Embedded Controller | |
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| Standard | |
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| Keyboard |
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| ACPI Embedded Controller | |
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| System CMOS/Real Time Clock | |
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| Direct Memory Controller | |
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| Programmable Interrupt Controller | |
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| Direct Memory Access Controller | |
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| Numeric Data Processor | |
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| Intel® 82371AB/EB PCI Bus Master IDE Controller | |
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| Secondary IDE Controller (Dual FIFO) | |
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| Intel® 82371AB/EB PCI Bus Master IDE Controller | |
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| Primary IDE Controller (Dual FIFO) | |
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| Gameport Joystick | |
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| ESS | |
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| ESS | |
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| Secondary IDE Controller (Dual FIFO) | |
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| Intel® 82371AB/EB PCI Bus Master IDE Controller | |
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| Printer Port (LPT1) | |
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| ESS | |
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| RAGE Mobility AGP (English) | |
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| RAGE Mobilty AGP (English) | |
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| Standard Floppy Disk Controller | |
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| Intel® 82371AB/EB PCI Bus Master IDE Controller | |
PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES | SPECIFICATIONS 3 |